student enrollment boomed (fueled by the GI bill). Avg class size mushroomed from 25 students to 125 students. Trailers were brought from the gov't and placed on campus for student and faculty housing by 1950, there were over 100 trailers on campus, called "trailer town"

What is the main ligament that holds the ilium to the sacrum that consists of two parts, superficial and deep?

Interosseous sacroiliac joint

Deep part of the Interosseous sacroiliac joint consists of two bands. A superior band unites the superior articular process plus the lateral crest of the sacrum to the?

ilium (short posterior sacroiliac ligament).

The lower fibers joining the S-3 and S-4 to the PSIS may be called?

the long posterior sacroiliac ligament

Ligaments attaching the sacrum to the ischium?

Sacrotuberous ligament

The body of the lowest freely movable vertebra always rotates to the?

lower side of the sacrum.

When the sacrum was subluxated to the anterior at its articulation with the innominate the body of the lowest freely movable vertebra always rotates to the?

comparatively high iliac crest

The primary cause of disease and distortion is sacral distortion, subluxation or its disrelationship with what line?

the gravity line of the body

What is the line called that is a symmetrical body from the A ñ P view, this line is identical to the median line? This bisects the body into two lateral halves, according to weight and dimension.

Gravity line

What veiw is the gravity line that runs from the tip of the mastoid process, through the front of the shoulder, greater trochanter, back of the patella and about one inch anterior to the external malleolus?

lateral

Any variation from the gravity line implies what?

muscular and ligamentous strain.

What are the three primary causes of spinal subluxations, rotations, curves and body distortions?

Anterior subluxation of the sacrum in its relationship with one innominate; Inferior subluxation of sacrum in its relationship with one innominate; Structural deficiencies of one leg.

What is a secondary causes of spinal subluxations, rotations, curves and body distortions?

Atony of the soft tissue designed to support the articulations of the knee and arch.

Examining the spine in any but the ____ position is unreliable.

upright

The sacrum, is seldom, if ever subluxated in what direction?

posteriorly

The intent of the Logan system is simply to reduce spinal distortions. This is accomplished by(3):

Balancing weight-bearing support to the spine.; Balancing muscular efforts of reducing the distortion.; Balancing ligamentous resistance to distortion.

Give a list of ancillary procedures peculiar to Loganís program includes

From a biomechanical perspective, the two primary functions of the SI joint are?

To dissipate the load of the upper trunk to the lower extremities.; To facilitate childbearing by ligamentous relaxation during pregnancy.

Assessment of Outcomes (4):

Reduction of signs and symptoms.; Reduction of segmental subluxations.; Correction of spinal distortions.; Follow-up full spine x-rays to compare to the original studies.

How many muscles directly influences SI joint motion?

Although the SI joint is surrounded by some of the most powerful muscles of the body, none

What are the physical findings common to the SI joint syndrome include?

tenderness over the posterior sacral sulcus and the posterior joint line.

What is the role of the hamstrings in pelvic and spinal function?

standing, walking and bending forward, can only be efficiently performed with a stable pelvis. The lateral part of the hamstrings, the long head of the biceps femoris, frequently attaches to the sacrotuberous ligament via a firm tendon.

What can the force of the biceps femoris can be transferred to?

the sacrotuberous ligament.

What affects the lumbopelvic rhythm?

High hamstring muscle tension is frequently found in low back pain patients

The biceps femoris plays a role in the intrinsic stability of the_____ and extrinsic stability of the _____.

SI joint;pelvis

Exacerbation of pain with internal rotation of a straight hip is due to?

piriformis dysfunction

Pain in the region of the SI joint, greater sciatic notch, piriformis muscle, extending down the leg and causing difficulty in walking suggests?

piriformis dysfunction

External rotation of the leg on the side of the involved piriformis muscle.

piriformis dysfunction

In healthy patients, when they bend forward, there is a specific coupled motion existing between the pelvis and the lumbar spine called?

lumbopelvic rhythm

Normalizing the lumbopelvic rhythm is beneficial for?

low back pain patients.

An anterior tilt moves the origin of the hamstring muscle, the ischial tuberosity, farther from its?

insertion

An anterior tilt of the innominate would be found on the side of ______ muscle strain.

hamstring

An anterior tilt elongates the entire?

hamstring musculotendinous unit.

Gains in the strength of the hamstrings were significantly greater in the subjects that were treated with basic than the ones that were notin how many treatments?

IN ONE TREATMENT

Pace sign?

weakness in resisted abduction and external rotation

Beatty sign?

with the patient lying painful side up, the leg is flexed, with the knee resting on the table, buttock pain is produced when the patient life and holds the knee off the table.

What percent of professional soccer players had osteitis pubis?

76%

Instability of the sacroiliac joints appears to be a major cause of secondary instability of?

the pubic symphysis

Osteitis Pubis is a disorder of the pubic symphysis characterized by?

pubic pain and joint disruption

Sacroiliac dysfunction is finally being recognized as a leading cause of?